cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A048163 a(n) = Sum_{k=1..n} ((k-1)!)^2*Stirling2(n,k)^2.

Table of values

n a(n)
1 1
2 2
3 14
4 230
5 6902
6 329462
7 22934774
8 2193664790
9 276054834902
10 44222780245622
11 8787513806478134
12 2121181056663291350
13 611373265185174628502
14 207391326125004608457782
15 81791647413265571604175094
16 37109390748309009878392597910
17 19192672725746588045912535407702

List of values

[1, 2, 14, 230, 6902, 329462, 22934774, 2193664790, 276054834902, 44222780245622, 8787513806478134, 2121181056663291350, 611373265185174628502, 207391326125004608457782, 81791647413265571604175094, 37109390748309009878392597910, 19192672725746588045912535407702]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.